Volume 23, Number 8—August 2017
CME ACTIVITY - Research
Human Metapneumovirus and Other Respiratory Viral Infections during Pregnancy and Birth, Nepal
Table 2
Demographic characteristics and bivariate RR estimates for HMPV infection among pregnant and postpartum women in Sarlahi, Nepal, April 2011–September 2013*
Characteristic | HMPV-positive, n = 55 | HMPV-negative, n = 3,638 | RR (95% CI) | p value |
---|---|---|---|---|
Age at enrollment, y, median (IQR) | 22 (20–25) | 23 (20–26) | 1.0 (0.9–1.1) | 0.96 |
Smoking† | 3 (5) | 108 (3) | 0.6 (0.0–37.9) | 0.83 |
BMI at enrollment, median (IQR) |
20 (18–22) |
21 (19–28) |
1.0 (0.8, 1.2) |
0.66 |
Ethnic group | ||||
Pahadi | 30 (56) | 1,997 (57) | Ref | |
Madeshi |
24 (44) |
1,503 (43) |
1.0 (0.4–3.3) |
0.89 |
Caste | ||||
Brahmin | 3 (5) | 377 (11) | 0.5 (0.0–5.4) | 0.56 |
Chhetri | 5 (9) | 445 (13) | Ref (combined) | |
Vaiysha | 30 (56) | 1,933 (55) | ||
Shudra | 11 (20) | 452 (13) | ||
Muslim |
4 (7) |
284 (8) |
||
Household size, median (IQR) | ||||
Children <5 y of age | 1 (0–1) | 0 (0–1) | 1.3 (0.7–2.4) | 0.41 |
Density‡ |
3 (2–6) |
3 (2–4) |
1.1 (0.9–1.3) |
0.20 |
Education, y, median (IQR) | 0 (0–8) | 5 (0–10) | 0.9 (0.8–1.1) | 0.22 |
Literacy | 25 (50) | 1,991 (60) | 0.6 (0.2–2.2) | 0.46 |
*Values are no. (%) patients except as indicated. BMI, body mass index; HMPV, human metapneumovirus; IQR, interquartile range: Ref, referent; RR, relative risk.
†Defined as smoking at enrollment.
‡Defined as persons/room.